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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
The draught may be produced by a

All of these
A steam jet
Mechanical fan
Chimney

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Steam Boilers, Engines, Nozzles and Turbines
Reheating of steam under ideal conditions takes place at constant

Temperature
Pressure
Enthalpy
Entropy

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Steam Boilers, Engines, Nozzles and Turbines
In a velocity compounded impulse turbine, when steam flows through the second row of moving blades,

Pressure remains constant
Velocity remains constant
Velocity decreases
Velocity increases

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Steam Boilers, Engines, Nozzles and Turbines
Size of boiler tubes is specified by

Outside diameter and inside diameter
Inside diameter and thickness
Mean diameter and thickness
Outside diameter and thickness

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Steam Boilers, Engines, Nozzles and Turbines
The turbine blades are

Curved
None of these
Straight
Circular

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Steam Boilers, Engines, Nozzles and Turbines
Steam turbines are used for

Large marine propulsion
Electric power generation
All of these
Direct drive of fans, compressors, pumps

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